(a) Any holder of a provisional driver’s license who has been issued a uniform traffic complaint-summons must surrender his license to the Commissioner in addition to the payment of the required fine if the complaint-summons charges a moving traffic offense or serious traffic offense and the licensee files a plea of guilty to the charge before the violations bureau, or if the licensee is found guilty of such charge in a proceeding in the district court.

(b) If the offense charged is a moving traffic offense, the period of suspension shall be:

(1) for first offense, 1 month:

(2) for second offense, 3 months;

(3) for third offense, 9 months;

(4) for fourth or subsequent offenses for a period specified by the court, but not less than 1 year.

(c) The period of suspension for serious traffic offenses shall be determined with reference to the schedule for moving traffic offenses except that each serious traffic offense shall count is 2 moving traffic offenses.